# SOLUTION: A student has an 80, 75, and 86 on 3 tests. What must her grade be on the next test if her average for the four tests is to be at least an 82?

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 Click here to see ALL problems on Average Question 356492: A student has an 80, 75, and 86 on 3 tests. What must her grade be on the next test if her average for the four tests is to be at least an 82?Answer by checkley77(12569)   (Show Source): You can put this solution on YOUR website!(80+75+86+x)/4=82 (241+x)/4=82 241+x=4*82 241+x=328 x=328-241 x=87 test score on ther last test to average 82%.